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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT69F360 датащи(PDF) 163 Page - Holtek Semiconductor Inc |
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HT69F360 датащи(HTML) 163 Page - Holtek Semiconductor Inc |
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163 / 235 page  Rev. 1.30 1�� �ove��e� 1�� �01� Rev. 1.30 1�3 �ove��e� 1�� �01� HT69F340/HT69F350/HT69F360 TinyPowerTM I/O Flash MCU with LCD & EEPROM HT69F340/HT69F350/HT69F360 TinyPowerTM I/O Flash MCU with LCD & EEPROM UART Module Serial Interface ThedeviceHT69F360containsanintegratedfull-duplexasynchronousserialcommunications UARTinterfacethatenablescommunicationwithexternaldevicesthatcontainaserialinterface. TheUARTfunctionhasmanyfeaturesandcantransmitandreceivedataseriallybytransferring aframeofdatawitheightorninedatabitspertransmissionaswellasbeingabletodetecterrors whenthedataisoverwrittenorincorrectlyframed.TheUARTfunctionpossessesitsowninternal interruptwhichcanbeusedtoindicatewhenareceptionoccursorwhenatransmissionterminates. TheintegratedUARTfunctioncontainsthefollowingfeatures: • Full-duplex,UniversalAsynchronousReceiverandTransmitter(UART)communication • 8or9bitscharacterlength • Even,oddornoparityoptions • Oneortwostopbits • Baudrategeneratorwith8-bitprescaler • Parity,framing,noiseandoverrunerrordetection • Supportforinterruptonaddressdetect(lastcharacterbit=1) • Transmitterandreceiverenabledindependently • 2-byteDeepFIFOReceiveDataBuffer • Transmitandreceiveinterrupts • TransmitandReceiveMultipleInterruptGenerationSources: ♦ TransmitterEmpty ♦ TransmitterIdle ♦ ReceiverFull ♦ ReceiverOverrun ♦ AddressModeDetect ♦ RXpinWakeup UART External Interface Tocommunicatewithanexternalserialinterface,theinternalUARThastwoexternalpinsknown asTXandRX.TheTXpinistheUARTtransmitterpin,whichcanbeusedasageneralpurposeI/O orotherpin-sharedfunctionalpinifthepinisnotconfiguredasaUARTtransmitter,whichoccurs whentheTXENbitintheUCR2controlregisterisequaltozero.Similarly,theRXpinistheUART receiverpin,whichcanalsobeusedasageneralpurposeI/Oorotherpin-sharedfunctionalpin,if thepinisnotconfiguredasareceiver,whichoccursiftheRXENbitintheUCR2registerisequalto zero.AlongwiththeUARTENbit,theTXENandRXENbits,ifset,willautomaticallysetupthese I/Oorotherpin-sharedfunctionalpinstotheirrespectiveTXoutputandRXinputconditionsand disableanypull-highresistoroptionwhichmayexistontheRXpin. |
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